(教材P38)The secret to oil painting is to build up layer on layer on a canvas.

　　油画的秘诀在于在画布上逐层作画。

　　build up 增强体质

　　build up one's vocabulary 增加词汇量

　　build on 把......建立于；依赖

　　①She went for dance and built her body up.

　　她去跳舞并增强了体质。

　　②We must build our reputation to expand the business.我们必须以信誉为基础扩大业务。

　　【答案】　②on

　　 in addition另外；加之

　　(教材P38)In addition, there are many different kinds of paintings according to the subject, such as portrait (for people), landscape (for views) and still life (for objects)．

　　另外，根据主题划分，有很多不同种类的绘画，比如说肖像画，风景画和静物画。

　　 除......以外，还......

　　 除了......外

　　apart from 除了......外；除......外，还......

　　①Besides, I want you to promise me one thing.

　　此外，我要你答应我一件事。

②In addition /Apart a diet, she pursues various exercises